1. Physics

    My question is A block is given an intial speed of 4.0 s^-1 m up the 22 degree plane How far up the plane will it go? How much time elapses before it returns to its starting point? Ignore friction. Ok my teacher said use this to find acceleration a = g sin

    asked by Physics on July 9, 2009
  2. Physics

    Hello, I am doing a physics experiment regarding rotational motion and equilibrium. We have the following lab setup and are supposed to find the unknown mass. How should I approach this? file:///C:/Users/Rahul/Desktop/Lab%20Drawing.jpg

    asked by Rahul on February 9, 2011
  3. physics

    Assume that a particular crash test expert can withstand 18 times the acceleration due to gravity. Find the shortest distance over which her car can be brought to a stop from a speed of 78 km/h without the acceleration exceeding 18g.

    asked by Issac on October 11, 2014
  4. Math

    Jamie trains on his surfs every weekend. He paddles upstream for 3 1/2 hours, and then returns downstream to the point where he started in 2 hours and 6 minutes. If the river flows at 3 km/h find: a) his paddling speed in still water

    asked by Anonymous on January 4, 2016
  5. Acc. Algebra 2

    Jan invested $1200 at a certain simple interest rate and $2200 at 3%higher. Her annual earnings were $253. Find the two interests rate if she earned $121 more on the larger investment than on the smaller.

    asked by Lisa on September 3, 2013
  6. Bus.3006 Healthcare

    1. Compose one paragraph that describes your research strategy that you used to find one source in the Capella Library. Your composition needs to be clearly written with descriptive words. Avoid overusing pronouns. Include the following items within the

    asked by Jonetta on January 2, 2015
  7. Physics

    A football player runs the pattern given in the drawing by the three displacement vectors A ,B ,C and . The magnitudes of these vectors are A = 4.00 m, B = 17.0 m, and C = 19.0 m. Using the component method, find the (a) magnitude and (b)direction of the

    asked by Kelli on July 14, 2011
  8. math

    I am getting difficulties by doin this homework.plzzzz can u hel pme;Solve this simultaneous equation;1/3(x+2)-1/4(y-1)=1,5X=4Y(B)SOLVE TO 2 DECIMAL PLACES'x-15/x=12. The second number am not sure of my calcalations;The point (x,y)is transformed by the

    asked by nellyna on August 23, 2007
  9. Algebra

    A student scores 83 and 91 on her first 2 tests. Write and solve a compound inequality to find the possible values for a 3rd test score that would giver her an average between 85 and 90 inclusive. I know she has to score between 81 & 96 but I'm not sure

    asked by Tricia on October 4, 2014
  10. BUS 3004

    Compose one paragraph that describes your research strategy that you used to find one source in the Capella Library. Your composition needs to be clearly written with descriptive words. Avoid overusing pronouns. Include the following items within the

    asked by Tara on July 4, 2010
  11. Math

    The area of field in the shape of trapezium is 217msq. If its altitude is 14m nd the length of one of its bases is 18m,find the length of its other base. Gve me ful sltn plz nd ans is13m

    asked by Simran kaur on September 15, 2012
  12. Math (Please help)

    a rectangular tank 28cm long and 18cm wide was filled with water to a dept of 7cm. When 12 marbles were added the level rose to 12cm. Find the average volume of the 12 marbles.

    asked by Cyrus on January 26, 2016
  13. physics

    In the 1950’s, an experimental train that had a mass of 36700 kg was powered across a level track by a jet engine that produced a thrust of 4.67×10^5 N for a distance of 528 m. Find the work done on the train. Answer in units of J.

    asked by allan on January 14, 2015
  14. Chem Help Please!

    In most cases with GLC the area under the peak as a % of the total area for all peaks is interpreted as representing the % mass of the compound measured in the mixture. Explain why this is only an approximation. I've tried to find the answer online but

    asked by Anonymous on October 4, 2014
  15. physics

    A space station in the form of a large wheel, 173 m in diameter, rotates to provide an “ar- tificial gravity” of 6 . 6 m / s 2 for people located on the outer rim. Find the rotational frequency of the wheel

    asked by Anonymous on October 10, 2016
  16. Geometry

    15.) Find the volume of a barber's pole having the shape of a right circular cylinder of radius 5 in. and height 29 in. topped by a sphere of the same radius. Round to the nearest tenth, if necessary. A) 2276.5 in.3 B) 2799.8 in.3 C) 1046.7 in.3 D) 4553.0

    asked by Lisa on August 20, 2009
  17. math

    Hi - I'm finding this question a bit tricky and think I answered it wrong, can someone please verify for me? Many thanks.... In ƒ¢ EFG, find the value of f, if e = 7.3 cm, g = 8.7 cm and ÚE = 73‹. my answer was 4.73 cm but I'm not confident that I

    asked by Dee on August 21, 2011
  18. Math

    Im sorry for bombarding you guys with questions. I've only needed help with 3 of 40 so far.. Anyways, moving on! 3! = 3 * 2 * 1 4! = 4 * 3 * 2 * 1 5! = 5 * 4 * 3 * 2 * 1 30! = 2^x * N where N is odd. What is the value of x? I have no idea where to start,

    asked by Anonymous on May 5, 2017
  19. Social Studies

    I need a website to find info on the Meditteranean Thanks http://en.wikipedia.org/wiki/Mediterranean_Sea From here you can click on History, Geography and Climate, and other areas of interest. http://iam.classics.unc.edu/ =)

    asked by Cara on November 13, 2006
  20. Calculus 1

    Find the critical numbers of the function. (Enter your answers as a comma-separated list. Use n to denote any arbitrary integer values. If an answer does not exist, enter DNE.) f(θ) = 4 cos θ + 2 sin^2 θ

    asked by TayB on October 21, 2015
  21. history

    financing the war with borrowed money was an example of a. the cost-plus system b. deficit spending c. the Gross National Product d. wartime conversion the only two i could find in my book are B and C, and i don't think they are the answers...so its

    asked by history on March 28, 2009
  22. calculus

    A car is travelling at 90mph when its brakes are fully applied, producing a constant deceleration of 22 ft/sec2. Find the distance covered by the car before it comes to a stop. (Remember: 60 mph equals 88 ft/sec.)

    asked by Garrett on April 11, 2010
  23. Physics

    In the Bohr model of the hydrogen atom, the speed of the electron is approximately 2.1 × 106 m/s. Find the central force acting on the electron as it revolves in a circular orbit of radius 4.51 × 10−11 m. Answer in units of N

    asked by Kate on October 29, 2013
  24. Math questions?

    Write a numerical expression to represent the following: Margot took $45 with her to the amusement park. She spent $20 on lunch and spent $5 to rent an inner tube. Then find the sum. 45 + (–20) + (–5); 15 45 + (–20) + 5; 30 (–45) + (–20) +

    asked by Princess Annna on September 25, 2014
  25. Algebra

    Question Part Points Find the monthly payment for the loan. (Round your answer to the nearest cent.) A $118,000 home bought with a 20% down payment and the balance financed for 30 years at 10.5%

    asked by Shay on December 21, 2014
  26. Social Studies

    how did the supreme court decision in worcester v. georgia and the indian removal act lead to the removal and resettlement of native american groups? I need help on this, I looked up websites and can't find anything. Can you give me a summary and I will

    asked by JacobSartorius.IsMyBoyfriend on December 2, 2016
  27. Algebra 2

    A beam rests against a wall, forming a 50 degree with the floor. Use the function y=9 sec 0 to find the length of the beam to the nearest tenth of a foot. choice: 14.0ft, 11.ft7, 5.8ft, 6.9ft

    asked by Kathryn on May 19, 2014
  28. Algebra

    A Car is moving at an average speed of 60 km/h. Find the algebraic expression for the kilometer it would travel in y minutes. Comment on this question: Hello, for me, algebra is one of the hardest subjects at school. Most of the time I read a question over

    asked by Alyssa on September 4, 2015
  29. Physics

    A piano emits frequencies that range from a low of about 28 Hz to a high of about 4200 Hz. Find the maximum wavelength in air attained by this instrument when the speed of sound in air is 336 m/s. Answer in units of m

    asked by Angel on February 15, 2012
  30. Physics

    In running the 40 m dash in tryouts fot the Notre Dame football team, Zach S. completes the 40 m in 4.8 seconds. Assuming constant acceleration throughout the run, find his velocity at the end of 40 m and his acceleration during the 40 m.

    asked by Tanysha on October 11, 2011
  31. English help - Somebody please

    Modernist writers were most concerned with an individual's A. relationship with nature B. responsibilities' to society C. upholding of traditional values D. attempts to find meaning in life I think it is B - but it could be D?? Seems like Modernists talk a

    asked by Cassie on January 31, 2014
  32. universitu

    A tire 0.50meter in radius rotates at aconstant rate of 200 revolution per minute .find the speed & accelaration of asmall stone lodged in the tread of the tire(on its outer edge)

    asked by physics on November 5, 2015
  33. MATH

    24/(x+1) + 12/(4-x) = 14 Multiply both sides by (4-x)(x+1) 24(4-x) + 12(x+1) = 14(4-x)(x+1) 96 - 12x + 12 = -14(x^2 -3x -4) = -14x^2 +42 x +56 Combine terms and solve for x. sorry guys, here's another.I'm not the greatest at math but i do know some... The

    asked by drwls on January 17, 2007
  34. psy

    Ms. Sue How are you? Could you please help me find some data that can help me discuss this statement below How do various behaviors of social dominance and courtship display affect the evolutionary process? What other behaviors might have an impact on

    asked by rose - Ms. Sue on December 18, 2008
  35. Math-2 questions

    Write a numerical expression to represent the following: Margot took $45 with her to the amusement park. She spent $20 on lunch and spent $5 to rent an inner tube. Then find the sum. 45 + (–20) + (–5); 15 45 + (–20) + 5; 30 (–45) + (–20) +

    asked by Anonymous on September 24, 2014
  36. math

    The radius of a cylinder is 3.5 ft. The height is 14 ft. Find the surface area and volume of the cylinder to the nearest tenth of a foot. can someone givve me a link to a video to help solve for these things? im lost but i dont want answers.

    asked by hello random person on May 15, 2019
  37. communications100

    In which of the following instances are people more likely to look directly at their conversational partner? 1when you are discussing intimate topics 2.when you are talking rather than listening 3.when you are trying to dominate your partner 4.when you are

    asked by Nicole on September 9, 2011
  38. Physics

    In the Bohr model of the hydrogen atom, the speed of the electron is approximately 2.45 × 106 m/s. Find the central force acting on the electron as it revolves in a circular orbit of radius 5.18 × 10−11 m. Answer in units of N

    asked by Kaylee on June 22, 2014
  39. Mechanics

    Two bodies of masses 8 kg and 4 kg move along the x-axis in opposite directions with velocities of 11 m/s-positive x-direction and 7 m/s-negative x-direction, respectively. They collide and stick together. Find their center of mass. Show the solution and

    asked by Aries on September 19, 2013
  40. Math, Calculus

    The questions says it has 2 solutions. It wants me to find what x would be if cos(x)=-.49 and it is given that x is on the scale between 0 and 2pi. I know that cosine is the x value, and since cosime is negative in this case the two solutions need to be in

    asked by Ali on September 2, 2014
  41. PLEASE HELP.

    Write a numerical expression to represent the following: Margot took $45 with her to the amusement park. She spent $20 on lunch and spent $5 to rent an inner tube. Then find the sum. 45 + (–20) + (–5); 15 45 + (–20) + 5; 30 (–45) + (–20) +

    asked by Anonymous on September 24, 2014
  42. 9th grade math

    The depth of water(d metres) in a harbour is given by the formula d = a+bsin(ct) where a, b and c are constants, and t is the time in hours after midnight. It is known that both b and c are non-zero and 20

    asked by Jessica on November 20, 2014
  43. accounting

    In which section of the annual report would you find a list of the company's major products? a) Information about the business b) Notes to the finanical statements c) Management discussion and analysis d) Independent Auditors report

    asked by Laramie on January 18, 2010
  44. Math

    7m long flagstaff is fixed on tower standing on horizontal plain . Frm a point on the ground angle of elevation of top and bottom of flag staff are 60 and 40 find height of tower

    asked by Anonymous on March 17, 2017
  45. physics

    In the Bohr model of the hydrogen atom, the speed of the electron is approximately 1.97 × 106 m/s. Find the central force acting on the electron as it revolves in a circular orbit of radius 4.72 × 10−11 m. Answer in units of N.

    asked by go on May 11, 2011
  46. AP Calc

    The US Post Office has a limit on the size of packages it will accept for mailing. The length plus the girth must be 84 inches or less. Find the dimensions of the rectangular package with a square end, which will maximize the volume of the package.

    asked by Alan on December 1, 2014
  47. physics

    In the Bohr model of the hydrogen atom, the speed of the electron is approximately 1.97 × 106 m/s. Find the central force acting on the electron as it revolves in a circular orbit of radius 4.72 × 10−11 m. Answer in units of N.

    asked by go on May 11, 2011
  48. physics

    find the work done ,if a weight of 25kg is lifted through a vertical height of 2m from the ground and it is raised to same place by pushing up an inclined plane making an angle of 30 degree with ground .neglect friction.

    asked by armando on September 13, 2011
  49. trig

    Alan is using the equation mg sin A = umg cos A to determine the coefficient of friction, u, between a flat rock and a metal ramp. Find u to the nearest hundredth, if the rock begins to slide at 19º.

    asked by Parker on October 16, 2011
  50. Finite Math

    Juan invested $24,000 in a mutual fund 5 years ago. Today his investment is worth $34,616. Find the effective annual rate of return on his investment over the 5-year period.

    asked by Shakina on January 6, 2015
  51. physics

    In the Bohr model of the hydrogen atom, the speed of the electron is approximately 1.97 × 106 m/s. Find the central force acting on the electron as it revolves in a circular orbit of radius 4.72 × 10−11 m. Answer in units of N.

    asked by go on May 11, 2011
  52. maths

    The speed of a boat in still water is 8km/h. It travels upstream for a distance of 1.5km and returns(downstream) to the starting point. If the whole trip takes 2/5 hours, find the speed of the stream flow.

    asked by yeung on July 15, 2014
  53. Pre Cal

    An airplane travels due west for 2.5 hours at 340 miles per hour. Then it changes course to S51°W. Find the airplanes distance from its point of departure and its bearing, after a total flight time of 4.5 hours.

    asked by Rosa on October 11, 2016
  54. physics urgent

    A 1.5 m tall man stands 2 m in front of a flat wall mirror. Please find: image distance and height of image I have the formulas but i don't know how to solve this without the focal point or a radius...pls help!!!!!!!

    asked by sonia on December 10, 2011
  55. statistics

    A food snack manu. samples 15 bags of pretzels off the assembly line and weighed their contents. If the sample mean is 10.0 and the sample standard deviation is .15, find the 95% confidence interval estimate for the true mean.

    asked by Kelly on January 3, 2013
  56. Business Math

    Kiddie Kites buys Japanese kite kits with a list price of $6,500. If the supplier offers trade discounts of 30/15/15, find the trade discount amount to the nearest cent.

    asked by Tee on June 23, 2013
  57. English-Sci

    I'm writing a paper about book that purposely has no theme that I can read, " Hitch Hiker's Guide To The Galaxy." The problem I am having is that I am asked to write what theme is and find a qoute that explains it. I'm not exactly sure what to do, I've

    asked by Bee on December 1, 2017
  58. Physics

    A coin is dropped from a hot-air balloon that is 325 m above the ground and rising at 12.5 m/s upward. For this problem use a coordinate system in which up is positive. Find the maximum height reached for the coin in meters

    asked by Anonymous on February 15, 2014
  59. physics

    In the Bohr model of the hydrogen atom, the speed of the electron is approximately 1.97 × 106 m/s. Find the central force acting on the electron as it revolves in a circular orbit of radius 4.72 × 10−11 m. Answer in units of N.

    asked by go on May 11, 2011
  60. REALLY NEED HELP

    Joyce is buying a pair of jeans for $39.99. The jeans are on sale at a 20% discount and the sales tax is 7%. Write a function T(x) to represent the total cost of an item with 7% sales tax. Find the composite function (T of S)(x).Use the composition to find

    asked by cierra on October 27, 2015
  61. math

    Joyce is buying a pair of jeans for $39.99. The jeans are on sale at a 20% discount and the sales tax is 7%. Write a function T(x) to represent the total cost of an item with 7% sales tax. Find the composite function (T of S)(x).Use the composition to find

    asked by cierra on October 27, 2015
  62. Pre-Calculus

    3. Joyce is buying a pair of jeans for $39.99. The jeans are on sale at a 20% discount and the sales tax is 7%. Write a function T(x) to represent the total cost of an item with 7% sales tax. Find the composite function (T of S)(x).Use the composition to

    asked by PLEASE HELP on October 27, 2015
  63. Math "Need Help Asap"!

    "Find each percent of markup?" 5.)Store's cos:$26 selling price:$39 6.)Store's cost:$125 selling price:$168.75 7.)Store's cost:$75 selling price:$90 "Find each selling price round to the nearest cent?" 8.)"A Video game costs a store $20. If the store sells

    asked by #FreeGucci on May 27, 2016
  64. probability

    The lifetime of a type-A bulb is exponentially distributed with parameter λ. The lifetime of a type-B bulb is exponentially distributed with parameter μ, where μ>λ>0. You have a box full of lightbulbs of the same type, and you would like to know

    asked by A on April 3, 2014
  65. Alexander the great fact

    I have a research paper due shortly and well when i was taking notes i didn't label a few of them(stupid i know) so now, I returned the books to the library, and i wrote the paper, and one fact which I think is good is that the seers he brought with him

    asked by Jonathan on July 2, 2007
  66. Physics

    A car acclerates at 4m/s/s for 5s and then drove at its final velocity for 8s. It then decelerates at 2m/s/s for 2s. Draw a velocity-time graph and use the graph to find the distance covered during the 15s described. Would I plot (5,8) and then draw a line

    asked by Anna on September 19, 2006
  67. MATH

    Suppose that 3% of all adults suffer from diabetes and that 29% of all adults are obese. Suppose also that 2% of all adults both are obese and suffer from diabetes. (a)Find the probability that a randomly chosen adult is obese, given that he or she suffers

    asked by Anonymous on March 15, 2015
  68. Art

    Thank you very much, Writeacher. 1) Can you help me find online exercises on sentence connectors (expressing addition, contrast, etc). I need my students to practise how to write a cohesive paragraph (including an introduction and a conclusion). By the

    asked by Franz on June 3, 2012
  69. math, algebra

    The problem states find the simple interest . Assume a 360 day year. Round result. $17000 at 9% for 119 days. So, I know i have to use the formula I=Prt so my p = 17000; r = 0.09; t= ? how do iwrite out time if it has 119 days and the t needs to be in

    asked by student on June 28, 2007
  70. math

    charge account with MasterCard. Her credit limits is $ 1,000, but she not charged that much since opening the account. Nancy hasn't had the time to review her monthly statement promptly as she should, but over the upcoming weekend she plans to catch up on

    asked by Peter on June 28, 2014
  71. physics

    Question 01: 2.0g of Nitrogen gas is at 270C in a fixed volume. If 20% of its total internal energy is due to rotation what is the average velocity of nitrogen molecules? What will be the temperature 2.0 g of Helium gas in a fixed volume if the average

    asked by hash on February 12, 2017
  72. English

    Can someone check my my post? Thank you very much in advance. Franco At the end of the 19th century and the beginning of the 20th century, millions of people emigrated to the USA as they wanted to escape from poverty, unemployment, and political and

    asked by Franco on January 7, 2015
  73. Help Please Statistic

    7. The table below shows the probability distribution of the types of food purchased by students from the school cafeteria. What is the probability a student has purchased Caesar salad? (2 points) 0.17 Suppose houses are available for purchase during

    asked by Tikima on March 24, 2014
  74. ****HELP**** STATISTIC

    The table below shows the probability distribution of the types of food purchased by students from the school cafeteria. What is the probability a student has purchased Caesar salad? (2 points) 0.17 Suppose houses are available for purchase during

    asked by Tikima on March 25, 2014
  75. English

    I posted this yesterday, that I need to modernize an Ancient Greek myth. bobpursely replied with an idea that I could do the Siren sisters as cheerleaders, but I couldn't find a myth about them, they're in two different myths. Like I've been thinking of

    asked by Raj on May 10, 2007
  76. Probability

    Could someone please check this and let me know if I'm doing it correctly? Sammy and Sally each carry a bag containing banana, chocolate bar, and a licorice stick. Simutaneously, they take out a single good item and consume it. The possible food items that

    asked by Mary on October 28, 2006
  77. Statistics/Probability

    A certain brand of candies have a mean weigh of 0.8576 g and a standard deviation of 0.0523. A sample of these candies came from a package containing 447 candies,and the package label stated the net weight is 381.3 g. (If every package has 447 candies, the

    asked by slomomo on March 5, 2015
  78. Physics question

    Students decide to measure a projectile's range for an initial projectile angle of 45°. This angle has many advantages, not the least being that since the expression for the range is proportional to the sine of twice this angle, errors in determining the

    asked by Anonymous on June 19, 2012
  79. math urgent

    1. You mix the letters S, E, M, I, T, R, O, P, I, C, A, and L thoroughly. Without looking, you draw one letter. Find the probability that you select a vowel. Write your answer as a fraction in simplest form. (1 point) 2. Suppose you spin the spinner once.

    asked by NIKE on May 1, 2012
  80. maTH

    1. You mix the letters S, E, M, I, T, R, O, P, I, C, A, and L thoroughly. Without looking, you draw one letter. Find the probability that you select a vowel. Write your answer as a fraction in simplest form. (1 point) 2. Suppose you spin the spinner once.

    asked by uijo on May 1, 2012
  81. calculus

    1.) Find the derivative of ((x + 3)/e^x) ^ (Log e X) 2.) T/F (log e X)' = (log e |x|)' 3.) T/F (Log e 7x)' = (log e x)' 4.) Find the derivative of e^(log e 7x)

    asked by Alex on March 15, 2015
  82. Art

    1.An art historian notices that two neighboring cultures use a similar style when sculpting horses. This is likely an example of A. Shares interests in the equine form B. Baroque style C. Cultural exchange**** D. Orientalizing Style 2.An artist loved to

    asked by Anonymous on January 28, 2016
  83. Calculus

    f(x) = summation from n equals 0 to infinity of (n+1)/(4^(n+1)) and x^n with an interval of convergence, –4 < x < 4. Find exactly the value of the integral from 0 to 2 of f(x)dx. Your answer will be a positive integer. Type your answer in the space below

    asked by Alice on April 17, 2019
  84. Chemistry

    A 76.00-pound flask of mercury costs $132.00. The density of mercury is 13.534 g/cm3. a) Find the price of one cubic inch of mercury by calculating the following intermediate values.

    asked by Aaron on January 28, 2015
  85. trigonometric oblique triangle

    you are standing 40m from the base of a tree leaning 8 degree from the vertical away from you. the angle o elevation from your feet to the top of the tree is 20 seconds and 50 minutes find the height of the tree.

    asked by kathryn salcedo on August 24, 2015
  86. math

    Find the z-score for the given raw score, mean, and standard deviation. Assume a normal probability distribution score = 15, ì = 16 , and ó = 2 Could you show me how to do this. My instructor has tried but I just don't understand how to do it and I have

    asked by sam on August 23, 2009
  87. physics repost

    1. A stone is dropped from rest into a well. The sound of the splash is heard exactly 1.50 s later. Find the depth of the well if the air temperature is 10.0°C. 2. Calculate the sound level in decibels of a sound wave that has an intensity of 2.25 µW/m2

    asked by chris adison on April 19, 2008
  88. maths

    a 40m deep well with radius 3.5m is dug and the earth taken out is evenly spred to form aplat form of dimenshins 28m by 22m find the heght of theplat form?

    asked by muhammed on April 14, 2019
  89. Math

    A box has a bottom with one edge 7 times as long as the other. If the box has no top and the volume is fixed at V, what dimensions minimize the surface area? Please help me find the COMPLETE dimenssion of the box.

    asked by Matt on March 11, 2010
  90. math

    a grocer bought 25 dozens of eggs for Rs 525. out of these, 18 eggs were found to be rotten. he sold the remaining eggs at the rate of Rs 26 per dozen. find his gain or loss percent.

    asked by mayank on February 12, 2017
  91. physics

    A 10kg box is attached to a 7kg box which rests on a 30 degrees incline the coeficient of kinetic friction is mk=0.1 between the box and surface find the rate of acceleration of the system

    asked by hellen on February 21, 2017
  92. math

    Suppose that 7 knights and 4 ladies are to be seated at a round table. Find the number of ways this can be done in each of the following cases: a) There are no restrictions; b) No 2 ladies are adjacent; c) The 4 ladies form a single block

    asked by Tintin on January 14, 2014
  93. Statistics/Probability

    The standard deviation of the masses of articles in a large population is 4.55 kg. Random samples of size 100 are drawn from the population. Find the probability that a sample mean will differ from the population mean by less than 0.8 kg.

    asked by Koylar on July 17, 2014
  94. Physical Science

    At a baseball game a ball of mass m = 0.11 kg moving at a speed v = 22 m/s is caught by a fan. the ball is stopped in 0.014 s , find the average force of the ball on the catcher's hand?

    asked by Eryn on January 28, 2016
  95. Physics

    A 100W incandescent lamp of filament area 45 mm^2, emits all its energy by radiation into the surrounding space of room at 22C. If the filament emissivity is 0.32, find the temperature of the filament?

    asked by Tsunayoshi on February 2, 2014
  96. PHYSICS

    A BOATMAN ROWS TO A PLACE 48KM DISTANT AND BACK IN 14 HOURS; HE FINDS HE CAN ROW 4KM WITH THE STREAM IN THE SAME TIME AS 3KM AGAINST THE STREAM. FIND THE RATE OF THE STREAM? please help me :(

    asked by CASS on June 20, 2015
  97. ALGEBRA

    A BOATMAN ROWS TO A PLACE 48KM DISTANT AND BACK IN 14 HOURS; HE FINDS HE CAN ROW 4KM WITH THE STREAM IN THE SAME TIME AS 3KM AGAINST THE STREAM. FIND THE RATE OF THE STREAM?

    asked by megan on June 20, 2015
  98. Math

    I don't understand this quadratic equation: The ratio of the measures of the length and width of a rectangle is 5:7. the area of the rectangle is 1,715 square feet. Find the dimensions of the rectangle.

    asked by Elizabeth on January 31, 2012
  99. physics sound

    1. A stone is dropped from rest into a well. The sound of the splash is heard exactly 1.50 s later. Find the depth of the well if the air temperature is 10.0°C. 2. Calculate the sound level in decibels of a sound wave that has an intensity of 2.25 µW/m2

    asked by Chris Adison on April 17, 2008
  100. PHYSICS PLEASE HELP

    Find the electric field on the axis of a uniformly charged solid cylinder, at a  distance z from the center of the cylinder. The length of the cylinder is H, its  radius is “a”, and the charge density is ρ. (Assume that z > H/2).

    asked by Julie on September 28, 2016

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